crossrefSensors2025-11-13Cited by 9
From Fingerprinting to Advanced Machine Learning: A Systematic Review of Wi-Fi and BLE-Based Indoor Positioning Systems
Sara Martín-Frechina, Esther Dura, Ignacio Miralles, Joaquín Torres-Sospedra
The Indoor Positioning System (IPS) is used to locate devices and people in smart environments. In recent years, position determination methods have evolved from simple Received Signal Strength Indicator (RSSI) measurements to more advanced approaches such as Channel State Inform…